Light up pen灌水发光笔;供应灌水发光笔
light t pen attention光笔中断
light-pen attention翻译
light-pen strike光笔触击
light-pen attribute[计] 光笔属性
light-pen control翻译
light-pen display翻译
light-pen detection[计] 光笔检测;光笔检测英语
light-pen光笔
The light pen is a hand-held probe on which at least three point light sources and a spherical touch stylus are mounted in one line.
光笔上至少装有三个点光源和一个带球形笔尖的触发测头,各点光源和触发测头球形笔尖的中心理论上在一条直线上。
参考来源 - 光笔式单摄像机三维坐标视觉测量系统关键技术的研究N（名词） a rodlike device which, when applied to the screen of a cathode-ray tube, can detect the time of passage of the illuminated spot across that point thus enabling a computer to determine the position on the screen being pointed at 光源路径诊断系统
N（名词） a penlike device, used to read bar codes, that emits light and determines the intensity of that light as reflected from a small area of an adjacent surface (用以阅读条形码的)光笔